EP0878188A2 - Verwendung von Milchsäureestern als Rückfettungsmittel in Haut- und Haarpflegemitteln - Google Patents
Verwendung von Milchsäureestern als Rückfettungsmittel in Haut- und Haarpflegemitteln Download PDFInfo
- Publication number
- EP0878188A2 EP0878188A2 EP98108333A EP98108333A EP0878188A2 EP 0878188 A2 EP0878188 A2 EP 0878188A2 EP 98108333 A EP98108333 A EP 98108333A EP 98108333 A EP98108333 A EP 98108333A EP 0878188 A2 EP0878188 A2 EP 0878188A2
- Authority
- EP
- European Patent Office
- Prior art keywords
- acid
- lactic acid
- acid esters
- skin
- alcohol
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn
Links
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61Q—SPECIFIC USE OF COSMETICS OR SIMILAR TOILETRY PREPARATIONS
- A61Q19/00—Preparations for care of the skin
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K8/00—Cosmetics or similar toiletry preparations
- A61K8/18—Cosmetics or similar toiletry preparations characterised by the composition
- A61K8/30—Cosmetics or similar toiletry preparations characterised by the composition containing organic compounds
- A61K8/33—Cosmetics or similar toiletry preparations characterised by the composition containing organic compounds containing oxygen
- A61K8/37—Esters of carboxylic acids
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61Q—SPECIFIC USE OF COSMETICS OR SIMILAR TOILETRY PREPARATIONS
- A61Q5/00—Preparations for care of the hair
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61Q—SPECIFIC USE OF COSMETICS OR SIMILAR TOILETRY PREPARATIONS
- A61Q5/00—Preparations for care of the hair
- A61Q5/12—Preparations containing hair conditioners
Definitions
- the invention relates to the use of lactic acid esters as refatting agents for the production of Skin and hair care products.
- the invention relates to the use of lactic acid esters of the formulas (Ia) , (Ib) and / or (Ic) , in which R 1 CO represents a linear or branched, saturated and / or unsaturated acyl radical having 6 to 22 carbon atoms, R 2 represents an alkyl and / or alkenyl radical with 6 to 22 carbon atoms and X represents an alkali and / or alkaline earth metal, as a moisturizing agent for the manufacture of skin and hair care products.
- R 1 CO represents a linear or branched, saturated and / or unsaturated acyl radical having 6 to 22 carbon atoms
- R 2 represents an alkyl and / or alkenyl radical with 6 to 22 carbon atoms
- X represents an alkali and / or alkaline earth metal
- lactic acid esters have more than just emulsifying properties but also as a lipid replenishing agent for skin and hair to lend. When used in hair care products, there is also an improvement in combability achieved.
- Lactic acid esters are known emulsifiers from the prior art, which are generally obtained by reacting lactic acid with fatty acids, fatty alcohols or glycerol. Depending on the amount of starting materials, a defined content of bound lactic acid can be set in the esterification products [cf. AMChaudhry et al. in Pak.J.Sci.Res.
- the lactic acid esters which follow the formula (Ia) are esterification products of lactic acid with caproic acid, caprylic acid, 2-ethylhexanoic acid, capric acid, lauric acid, isotridecanoic acid, myristic acid, palmitic acid, palmoleic acid, stearic acid, Isostearic acid, oleic acid, elaidic acid, petroselinic acid, linoleic acid, linolenic acid, elaeostearic acid, arachic acid, gadoleic acid, behenic acid and etucic acid and their technical mixtures, which can be in the form of their alkali and / or alkaline earth metal salts.
- esters which follow the formula (Ib) and esterification products of lactic acid with capron alcohol, caprylic alcohol, 2-ethylhexyl alcohol, capric alcohol, lauryl alcohol, isotridecyl alcohol, myristyl alcohol, cetyl alcohol, palmoleyl are also suitable , Stearyl alcohol, isostearyl alcohol, Oleylakoho, Elaidyl alcohol, Petroselinyl alcohol, Linolyl alcohol, Linolenyl alcohol, Elaeostearyl alcohol, Arachyl alcohol, Gadoleyl alcohol, Behenyl alcohol, Erucyl alcohol and Brassidyl alcohol and their technical mixtures.
- the alkyl radical R 2 is derived from fatty alcohols having 16 to 22 carbon atoms, such as, for example, lactic acid stearyl
- the third group of lactic acid esters are partial glycerides of the formula (Ic) , which are obtained, for example, by esterification of the lactic acid with technical partial glycerides.
- estolides and lactides This generally gives rise to technical mixtures which may also contain estolides and lactides - this also applies to the esters of the formulas (Ia) and (Ib) .
- the partial glycerides in turn can be mono- and / or diesters of glycerol with fatty acids having 6 to 22 and preferably 12 to 18 carbon atoms.
- ester types have in common that they are in a particularly preferred embodiment of the Invention have a degree of esterification in the range of 50 to 90 and preferably 60 to 80%.
- the lactic acid esters can be present in amounts of 1 to 10, preferably 3 to 7% by weight, based on the preparations - are used.
- the lactic acid esters can be used to produce the skin and hair care products together with other auxiliary and feed materials, e.g. mild surfactants, oil bodies, emulsifiers, Superfatting agents, stabilizers, waxes, consistency enhancers, thickeners, cation polymers, Silicone compounds, biogenic agents, antidandruff agents, film formers, preservatives, Hydrotropes, solubilizers, UV light protection filters, insect repellents, self-tanners, color and Fragrances and the like can be used.
- auxiliary and feed materials e.g. mild surfactants, oil bodies, emulsifiers, Superfatting agents, stabilizers, waxes, consistency enhancers, thickeners, cation polymers, Silicone compounds, biogenic agents, antidandruff agents, film formers, preservatives, Hydrotropes, solubilizers, UV light protection filters, insect repellents, self-tanners, color and Fragrances and the like can
- Suitable mild, ie particularly skin-compatible surfactants are fatty alcohol polyglycol ether sulfates, monoglyceride sulfates, mono- and / or dialkyl sulfosuccinates, fatty acid taurides, fatty acid glutamates, ether carboxylic acids, alkyl oligoglucosides, fatty acid glucamides, alkylamidobetaines and / or protein fatty acid condensates, the latter preferably based on wheat proteins.
- Suitable oil bodies are, for example, Guerbet alcohols preferably containing 8 to 10 carbon atoms, esters of linear C 6 -C come based on fatty alcohols having 6 to 18, 22 fatty acids with linear C 6 -C 22 -fatty alcohols, esters of branched C 6 -C 13 -carboxylic acids with linear C 6 -C 22 fatty alcohols, esters of linear C 6 -C 22 fatty acids with branched alcohols, in particular 2-ethylhexanol, esters of linear and / or branched fatty acids with polyhydric alcohols (such as propylene glycol, dimer diol or trimer triol) and / or Guerbet alcohols, triglycerides based on C 6 -C 10 fatty acids, esters of C 6 -C 22 fatty alcohols and / or Guerbet alcohols with aromatic carboxylic acids, especially benzoic acid, vegetable oils, branched primary alcohols, substituted cyclohex
- the adducts of ethylene oxide and / or of propylene oxide with fatty alcohols, fatty acids, alkylphenols, glycerol mono- and diesters and sorbitan mono- and diesters of fatty acids or with castor oil are known, commercially available products. These are mixtures of homologs, the middle of which Degree of alkoxylation corresponds to the ratio of the amounts of ethylene oxide and / or propylene oxide and substrate with which the addition reaction is carried out.
- C 12/18 fatty acid monoesters and diesters of adducts of ethylene oxide with glycerol are known from DE-PS 20 24 051 as refatting agents for cosmetic preparations.
- C 8/18 alkyl mono- and oligoglycosides their preparation and their use as surface-active substances are, for example, from US 3,839,318, US 3,707,535, US 3,547,828, DE-OS 19 43 689, DE-OS 20 36 472 and DE-A1 30 01 064 and EP-A 0 077 167 . They are produced in particular by reacting glucose or oligosaccharides with primary alcohols with 8 to 18 carbon atoms. With regard to the glycoside residue, both monoglycosides in which a cyclic sugar nest is glycosidically bonded to the fatty alcohol and oligomeric glycosides with a degree of oligomerization of up to about 8 are suitable. The degree of oligomerization is a statistical mean value which is based on a homolog distribution customary for such technical products.
- Zwitterionic surfactants can also be used as emulsifiers.
- Zwitterionic surfactants are surface-active compounds that contain at least one quaternary ammonium group and at least one carboxylate and one sulfonate group in the molecule.
- Particularly suitable zwitterionic surfactants are the so-called betaines such as the N-alkyl-N, N-dimethylammonium glycinate, for example the coconut alkyldimethylammonium glycinate, N-acylaminopropyl-N, N-dimethylammonium glycinate, for example the coconut acylaminopropyldimethylammonium glycinate, and 2-alkyl-3-carboxyimide-3-carboxylimethyl-3-carboxylimethyl-3-carboxylimethyl-3-carboxylimethyl-3-carboxylimethyl-3-carboxylimethyl-3-carboxylimethyl-3-carboxylimethyl-3-carboxylimethyl-3-carboxylimethyl-3-carboxylimethyl-3-carboxylimethyl-3-carboxylimethyl-3-carboxylimide each with 8 to 18 carbon atoms in the alkyl or acyl
- Suitable emulsifiers are ampholytic surfactants.
- Ampholytic surfactants are surface-active compounds which, in addition to a C 8/18 alkyl or acyl group, contain at least one free amino group and at least one -COOH or -SO 3 H group in the molecule and are capable of forming internal salts.
- ampholytic surfactants are N-alkylglycine, N-alkylpropionic acid, N-alkylaminobutyric acid, N-alkyliminodipropionic acid, N-hydroxyethyl-N-alkylamidopropylglycine, N-alkyltaurine, N-alkyl sarcosine, 2-alkylaminopropionic acid and alkylaminoacetic acid each with about 8 to 18 C. Atoms in the alkyl group.
- Particularly preferred ampholytic surfactants are N-cocoalkylaminopropionate, cocoacylaminoethylaminopropionate and C 12/18 acylsarcosine.
- quaternary emulsifiers are also suitable, those of the ester quat type, preferably methyl-quaternized difatty acid triethanolamine ester salts, being particularly preferred.
- Substances such as lanolin and lecithin as well as polyethoxylated or acylated lanolin and lecithin derivatives, polyol fatty acid esters, monoglycerides and fatty acid alkanolamides can be used as further superfatting agents, the latter simultaneously serving as foam stabilizers.
- the consistency factors mainly used are fatty alcohols having 12 to 22 and preferably 16 to 18 carbon atoms and also partial glycerides.
- a combination of these substances with alkyl oligoglucosides and / or fatty acid N-methylglucamides of the same chain length and / or polyglycerol poly-12-hydroxystearates is preferred.
- Suitable thickeners are, for example, polysaccharides, in particular xanthan gum, guar guar, agar agar, alginates and tyloses, carboxymethyl cellulose and hydroxyethyl cellulose, and also higher molecular weight polyethylene glycol mono- and diesters of fatty acids, polyacrylates, (for example Carbopole® from Goodrich or Synthalene® from Sigma ), Polyacrylamides, polyvinyl alcohol and polyvinylpyrrolidone, surfactants such as ethoxylated fatty acid glycerides, esters of fatty acids with polyols such as pentaerythritol or trimethylolpropane, fatty alcohol ethoxylates with a narrow homolog distribution or alkyl oligoglucosides as well as electrolytes such as table salt and ammonium chloride.
- polysaccharides in particular xanthan gum, guar guar, agar agar
- Suitable cationic polymers are, for example, cationic cellulose derivatives, such as, for example, a quaternized hydroxyethyl cellulose, which is available under the name Polymer JR 400® from Amerchol, cationic starch, copolymers of diallyl ammonium salts and acrylamides, quaternized vinyl pyrrolidone / vinyl imidazole polymers such as, for example, Luviquat® (BASF ), Condensation products of polyglycols and amines, quaternized collagen polypeptides such as lauryldimonium hydroxypropyl hydrolyzed collagen (Lamequat®L / Grünau), quaternized wheat polypeptides, polyethyleneimine, cationic silicone polymers such as amidomethicones, copolymers of adipic acid and dimethylaminetetrynoxymethylene / copolymers of acrylate (D) arylalohydroxy (d) arylalo
- Suitable silicone compounds are, for example, dimethylpolysiloxanes, methylphenylpolysiloxanes, cyclic silicones and amino, fatty acid, alcohol, polyether, epoxy, fluorine, glucoside and / or alkyl-modified silicone compounds, which can be both liquid and resinous at room temperature.
- Typical examples of fats are glycerides while suitable waxes inter alia, beeswax, carnauba wax, candelilla wax, montan wax, paraffin wax or microcrystalline waxes, optionally in combination with hydrophilic waxes, for example cetyl stearyl alcohol or partial glycerides.
- Pearlescent waxes in particular are moon and difatty acid esters of polyalkylene glycols, partial glycerides or esters of fatty alcohols with polyvalent carboxylic acids or hydroxycarboxylic acids.
- Metal salts of fatty acids such as magnesium, aluminum and / or zinc stearate can be used as stabilizers .
- Biogenic active substances are, for example, tocopherol, tocopherol acetate, tocopherol palmitate, ascorbic acid, retinol, bisabolol, allantoin, phytantriol, panthenol, AHA acids, plant extracts and vitamin complexes.
- As anti-dandruff agents Climbazol, Octopirox® and zinc pyrithione.
- Common film formers are, for example, chitosan, microcrystalline chitosan, quaternized chitosan, polyvinylpyrrolidone, vinyl-pyrrolidone-vinyl acetate copolymers, polymers of the acrylic acid series, quaternary cellulose derivatives, collagen, hyaluronic acid or its salts and similar compounds
- UV light protection filters are understood to mean organic substances which are able to absorb ultraviolet rays and release the absorbed energy in the form of longer-wave radiation, for example heat.
- Typical examples are 4-aminobenzoic acid and its esters and derivatives (e.g. 2-ethylhexyl-p-dimethylarninobenzoate or p-dimethylaminobenzoic acid octyl ester), methoxycinnamic acid and its derivatives (e.g. 4-methoxycinnamic acid-2-ethylhexyl ester), benzophenones (e.g.
- Finely dispersed metal oxides or salts are also suitable for this purpose, such as, for example, titanium dioxide, zinc oxide, iron oxide, aluminum oxide, cerium oxide, zirconium oxide, silicates (talc) and barium sulfate.
- the particles should have an average diameter of less than 100 nm, preferably between 5 and 50 nm and in particular between 15 and 30 nm. They can have a spherical shape, but it is also possible to use particles which have an ellipsoidal shape or shape which differs from the spherical shape in some other way.
- secondary light stabilizers of the antioxidant type can also be used, which interrupt the photochemical reaction chain which is triggered when UV radiation penetrates the skin. Typical examples are superoxide dismutase, tocopherols (vitamin E) and ascorbic acid (vitamin C).
- Suitable preservatives are, for example, phenoxyethanol, formaldehyde solution, parabens, pentanediol or sorbic acid.
- N, N-diethyl-m-touluamide, 1,2-pentanediol or Insect repellent 3535 are suitable as insect repellents
- dihydroxyacetone is suitable as a self-tanner .
- the dyes which can be used are those which are suitable and approved for cosmetic purposes, such as are listed, for example, in the publication "Cosmetic Dyes" by the Dye Commission of the German Research Foundation, Verlag Chemie, Weinheim, 1984, pp . 81-106 . These dyes are usually used in concentrations of 0.001 to 0.1% by weight, based on the mixture as a whole.
- the total proportion of auxiliaries and additives can be 1 to 50, preferably 5 to 40% by weight on the middle - amount.
- the agents can be produced by customary cold or hot processes respectively; the phase inversion temperature method is preferably used.
- the combability of hair strands treated with lactic acid esters was investigated.
- the strands were medium-blonde before the zero measurement.
- the test formulations (1 g / 1 g hair) were rinsed for 1 min under standard conditions (38 ° C., 1 L / min). The measurement was carried out on 20 strands of hair.
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- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Emergency Medicine (AREA)
- Birds (AREA)
- Epidemiology (AREA)
- Dermatology (AREA)
- Cosmetics (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Abstract
Description
- Glycerin;
- Alkylenglycole wie beispielsweise Ethylenglycol, Diethylenglycol, Propylenglycol, Butylenglycol, Hexylenglycol sowie Polyethylenglycole mit einem durchschnittlichen Molekulargewicht von 100 bis 1.000 Dalton;
- technische Oligoglyceringemische mit einem Eigenkondensationsgrad von 1,5 bis 10 wie etwa technische Diglyceringemische mit einem Diglyceringehalt von 40 bis 50 Gew.-%;
- Methyolverbindungen, wie insbesondere Trimethylolethan, Trimethylolpropan, Trimethylolbutan, Pentaerythrit und Dipentaerythrit;
- Niedrigalkylglucoside, insbesondere solche, mit 1 bis 8 Kohlenstoffen im Alkylrest wie beispielsweise Methyl- und Butylglucosid;
- Zuckeralkohole mit 5 bis 12 Kohlenstoffatomen wie beispielsweise Sorbit oder Mannit,
- Zucker mit 5 bis 12 Kohlenstoffatomen wie beispielsweise Glucose oder Saccharose;
- Aminozucker wie beispielsweise Glucamin.
Naßkämmbarkeitsmessungen (Mengenangaben als Gew.-%) | ||||||
Zusammensetzung/Performance | 1 | 2 | 3 | 4 | 5 | 6 |
Sodium Laureth Sulfate | 15,0 | |||||
Sodium Caproyllactylat | 5,0 | - | - | - | - | - |
Sodium Lauroyllactylat | - | 5,0 | - | - | - | - |
Sodium Cocoyllactylat | - | - | 5,0 | - | - | - |
Sodium Stearoyllactylat | - | - | - | 5,0 | - | - |
Sodium Stearoyllactylat | - | - | - | - | 5,0 | - |
Sodium Stearoyllactylat | - | - | - | - | - | 5,0 |
Wasser | ad 100 | |||||
Veresterungsgrad Milchsäureester | 18 | 36 | 24 | 34 | 67 | 75 |
Naßkämmbarkeit, vorher [mJ] | 67,7 | 65,1 | 60,0 | 60,3 | 62,4 | 63,5 |
Naßkämmbarkeit, nachher [mJ] | 57,1 | 61,7 | 57,5 | 53,7 | 37,3 | 41,0 |
Rest [%] | 84 | 95 | 96 | 89 | 60 | 65 |
Claims (4)
- Verwendung von Milchsäureestern der Formeln (Ia), (Ib) und/oder (Ic), in denen R1CO für einen linearen oder verzweigten, gesättigten und/oder ungesättigten Acylrest mit 6 bis 22 Kohlenstoffatomen, R2 für einen Alkyl- und/oder Alkenylrest mit 6 bis 22 Kohlenstoffatomen und X für ein Alkali- und/oder Erdalkalimetall steht, als Rückfettungsmittel zur Herstellung von Haut- und Haarpflegemiteln.
- Verwendung nach Anspruch 1, dadurch gekennzeichnet, daß man Milchsäureester der Formel (Ia) einsetzt, bei denen sich der Acylrest R1CO von Fettsäuren mit 16 bis 22 Kohlenstoffatomen ableitet.
- Verwendung nach den Ansprüchen 1 und 2, dadurch gekennzeichnet, daß man Milchsäureester der Formel (Ib) einsetzt, bei denen sich der Alkylrest R2 von Fettalkoholen mit 16 bis 22 Kohlenstoffatomen ableitet.
- Verwendung nach den Ansprüchen 1 bis 3, dadurch gekennzeichnet, daß man Milchsäureester einsetzt, die einen Veresterungsgrad im Bereich von 50 bis 90 % aufweisen.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19720672 | 1997-05-16 | ||
DE1997120672 DE19720672A1 (de) | 1997-05-16 | 1997-05-16 | Verwendung von Milchsäureestern als Rückfettungsmittel |
Publications (2)
Publication Number | Publication Date |
---|---|
EP0878188A2 true EP0878188A2 (de) | 1998-11-18 |
EP0878188A3 EP0878188A3 (de) | 2001-01-24 |
Family
ID=7829728
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP98108333A Withdrawn EP0878188A3 (de) | 1997-05-16 | 1998-05-07 | Verwendung von Milchsäureestern als Rückfettungsmittel in Haut- und Haarpflegemitteln |
Country Status (2)
Country | Link |
---|---|
EP (1) | EP0878188A3 (de) |
DE (1) | DE19720672A1 (de) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2816506A1 (fr) * | 2000-11-16 | 2002-05-17 | Thierry Bernoud | Composition cosmetique epaissie par une resine polyamide |
EP1287811A2 (de) * | 2001-08-30 | 2003-03-05 | Beiersdorf Aktiengesellschaft | Milchsäureester in Haarkuren |
EP2072037A1 (de) * | 2007-12-17 | 2009-06-24 | Farmen International Cosmetics Distribution S.p.A | Haarfärbemittel |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3098795A (en) * | 1958-11-04 | 1963-07-23 | Dyk & Company Inc Van | Cosmetic compositions containing lactic acid esters of fatty alcohols |
US3728447A (en) * | 1970-03-03 | 1973-04-17 | Patterson Co C | Fatty acid lactylates and glycolates for conditioning hair |
WO1997039731A1 (de) * | 1996-04-20 | 1997-10-30 | Henkel Kommanditgesellschaft Auf Aktien | Verwendung von milchsäureestern |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS58170707A (ja) * | 1982-03-30 | 1983-10-07 | Johnson Kk | スキンロ−シヨン組成物 |
-
1997
- 1997-05-16 DE DE1997120672 patent/DE19720672A1/de not_active Withdrawn
-
1998
- 1998-05-07 EP EP98108333A patent/EP0878188A3/de not_active Withdrawn
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3098795A (en) * | 1958-11-04 | 1963-07-23 | Dyk & Company Inc Van | Cosmetic compositions containing lactic acid esters of fatty alcohols |
US3728447A (en) * | 1970-03-03 | 1973-04-17 | Patterson Co C | Fatty acid lactylates and glycolates for conditioning hair |
WO1997039731A1 (de) * | 1996-04-20 | 1997-10-30 | Henkel Kommanditgesellschaft Auf Aktien | Verwendung von milchsäureestern |
Non-Patent Citations (2)
Title |
---|
DATABASE WPI Section Ch, Week 198346 Derwent Publications Ltd., London, GB; Class D21, AN 1983-817496 XP000208121 & JP 58 170707 A (JOHNSON CORP), 7. Oktober 1983 (1983-10-07) * |
MONTESION ET AL: "C12-C13-alkyl lactate: a polyfunctional emollient for personal hygiene" COSMETICS AND TOILETRIES. ED. ITALIANA,IT,COSMEO EDITRICE, MILANO, Nr. 1, 1998, Seiten 18-19,22-23,25-28,30, XP002106566 ISSN: 1121-1377 * |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2816506A1 (fr) * | 2000-11-16 | 2002-05-17 | Thierry Bernoud | Composition cosmetique epaissie par une resine polyamide |
EP1287811A2 (de) * | 2001-08-30 | 2003-03-05 | Beiersdorf Aktiengesellschaft | Milchsäureester in Haarkuren |
DE10142136A1 (de) * | 2001-08-30 | 2003-03-20 | Beiersdorf Ag | Milchsäureester in Haarkuren |
EP1287811A3 (de) * | 2001-08-30 | 2003-11-26 | Beiersdorf Aktiengesellschaft | Milchsäureester in Haarkuren |
EP2072037A1 (de) * | 2007-12-17 | 2009-06-24 | Farmen International Cosmetics Distribution S.p.A | Haarfärbemittel |
Also Published As
Publication number | Publication date |
---|---|
EP0878188A3 (de) | 2001-01-24 |
DE19720672A1 (de) | 1998-11-19 |
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